
import java.util.Scanner;

/*
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/**
 *
 * @author Jairo Sousa
 */
public class CALCULA {

    public static void main(String[] args) {
        Scanner entrada = new Scanner(System.in);

        int a;
        int b;
        int total = 0;
        String o;

        a = entrada.nextInt();
        o = entrada.next();
        b = entrada.nextInt();
        if (o == "+") {
            total += (a + b);
        }
        System.out.println(o);
        System.out.println(total);
    }
}
